private Text getPropertyMetadataColumnQualifierText(
Property property, Metadata.Entry metadataItem) {
final String propertyName = property.getName();
final String propertyKey = property.getKey();
final String visibilityString = property.getVisibility().getVisibilityString();
final String metadataKey = metadataItem.getKey();
//noinspection StringBufferReplaceableByString - for speed we use StringBuilder
StringBuilder keyBuilder =
new StringBuilder(
propertyName.length()
+ propertyKey.length()
+ visibilityString.length()
+ metadataKey.length());
keyBuilder.append(getNameSubstitutionStrategy().deflate(propertyName));
keyBuilder.append(getNameSubstitutionStrategy().deflate(propertyKey));
keyBuilder.append(visibilityString);
keyBuilder.append(getNameSubstitutionStrategy().deflate(metadataKey));
String key = keyBuilder.toString();
Text r = propertyMetadataColumnQualifierTextCache.peek(key);
if (r == null) {
r =
KeyHelper.getColumnQualifierFromPropertyMetadataColumnQualifier(
propertyName,
propertyKey,
visibilityString,
metadataKey,
getNameSubstitutionStrategy());
propertyMetadataColumnQualifierTextCache.put(key, r);
}
return r;
}
public void addPropertyToMutation(
AccumuloGraph graph, Mutation m, String rowKey, Property property) {
Text columnQualifier =
KeyHelper.getColumnQualifierFromPropertyColumnQualifier(
property, getNameSubstitutionStrategy());
ColumnVisibility columnVisibility = visibilityToAccumuloVisibility(property.getVisibility());
Object propertyValue = property.getValue();
if (propertyValue instanceof StreamingPropertyValue) {
propertyValue =
saveStreamingPropertyValue(rowKey, property, (StreamingPropertyValue) propertyValue);
}
if (propertyValue instanceof DateOnly) {
propertyValue = ((DateOnly) propertyValue).getDate();
}
// graph can be null if this is running in Map Reduce. We can just assume the property is
// already defined.
if (graph != null) {
graph.ensurePropertyDefined(property.getName(), propertyValue);
}
Value value = new Value(vertexiumSerializer.objectToBytes(propertyValue));
m.put(
AccumuloElement.CF_PROPERTY,
columnQualifier,
columnVisibility,
property.getTimestamp(),
value);
addPropertyMetadataToMutation(m, property);
}
private void addPropertyToKeyValuePairs(
List<KeyValuePair> results, Text elementRowKey, Property property) {
Text columnQualifier =
KeyHelper.getColumnQualifierFromPropertyColumnQualifier(
property, getNameSubstitutionStrategy());
ColumnVisibility columnVisibility = visibilityToAccumuloVisibility(property.getVisibility());
Object propertyValue = property.getValue();
if (propertyValue instanceof StreamingPropertyValue) {
throw new VertexiumException("StreamingPropertyValue are not supported");
}
if (propertyValue instanceof DateOnly) {
propertyValue = ((DateOnly) propertyValue).getDate();
}
Value value = new Value(vertexiumSerializer.objectToBytes(propertyValue));
results.add(
new KeyValuePair(
new Key(
elementRowKey,
AccumuloElement.CF_PROPERTY,
columnQualifier,
columnVisibility,
property.getTimestamp()),
value));
addPropertyMetadataToKeyValuePairs(results, elementRowKey, property);
}
public void addPropertyDeleteToMutation(Mutation m, PropertyDeleteMutation propertyDelete) {
Text columnQualifier =
KeyHelper.getColumnQualifierFromPropertyColumnQualifier(
propertyDelete.getKey(), propertyDelete.getName(), getNameSubstitutionStrategy());
ColumnVisibility columnVisibility =
visibilityToAccumuloVisibility(propertyDelete.getVisibility());
m.putDelete(
AccumuloElement.CF_PROPERTY, columnQualifier, columnVisibility, currentTimeMillis());
addPropertyDeleteMetadataToMutation(m, propertyDelete);
}
public void addPropertySoftDeleteToMutation(Mutation m, Property property) {
Preconditions.checkNotNull(m, "mutation cannot be null");
Preconditions.checkNotNull(property, "property cannot be null");
Text columnQualifier =
KeyHelper.getColumnQualifierFromPropertyColumnQualifier(
property, getNameSubstitutionStrategy());
ColumnVisibility columnVisibility = visibilityToAccumuloVisibility(property.getVisibility());
m.put(
AccumuloElement.CF_PROPERTY_SOFT_DELETE,
columnQualifier,
columnVisibility,
currentTimeMillis(),
AccumuloElement.SOFT_DELETE_VALUE);
}
public void addPropertySoftDeleteToMutation(
Mutation m, PropertySoftDeleteMutation propertySoftDelete) {
Text columnQualifier =
KeyHelper.getColumnQualifierFromPropertyColumnQualifier(
propertySoftDelete.getKey(),
propertySoftDelete.getName(),
getNameSubstitutionStrategy());
ColumnVisibility columnVisibility =
visibilityToAccumuloVisibility(propertySoftDelete.getVisibility());
m.put(
AccumuloElement.CF_PROPERTY_SOFT_DELETE,
columnQualifier,
columnVisibility,
currentTimeMillis(),
AccumuloElement.SOFT_DELETE_VALUE);
}
public void addPropertyDeleteToMutation(Mutation m, Property property) {
Preconditions.checkNotNull(m, "mutation cannot be null");
Preconditions.checkNotNull(property, "property cannot be null");
Text columnQualifier =
KeyHelper.getColumnQualifierFromPropertyColumnQualifier(
property, getNameSubstitutionStrategy());
ColumnVisibility columnVisibility = visibilityToAccumuloVisibility(property.getVisibility());
m.putDelete(
AccumuloElement.CF_PROPERTY, columnQualifier, columnVisibility, currentTimeMillis());
for (Metadata.Entry metadataEntry : property.getMetadata().entrySet()) {
Text metadataEntryColumnQualifier =
getPropertyMetadataColumnQualifierText(property, metadataEntry);
ColumnVisibility metadataEntryVisibility =
visibilityToAccumuloVisibility(metadataEntry.getVisibility());
addPropertyMetadataItemDeleteToMutation(
m, metadataEntryColumnQualifier, metadataEntryVisibility);
}
}
private void addPropertySoftDeleteToKeyValuePairs(
List<KeyValuePair> results,
Text elementRowKey,
PropertySoftDeleteMutation propertySoftDeleteMutation) {
Text columnQualifier =
KeyHelper.getColumnQualifierFromPropertyColumnQualifier(
propertySoftDeleteMutation.getKey(),
propertySoftDeleteMutation.getName(),
getNameSubstitutionStrategy());
ColumnVisibility columnVisibility =
visibilityToAccumuloVisibility(propertySoftDeleteMutation.getVisibility());
results.add(
new KeyValuePair(
new Key(
elementRowKey,
AccumuloElement.CF_PROPERTY_SOFT_DELETE,
columnQualifier,
columnVisibility,
currentTimeMillis()),
AccumuloElement.SOFT_DELETE_VALUE));
}
